function coo(num) {
    if(num > 255){
        num = 255
    }
    if(num < 0){
        num = 0
    }
    return num < 16
    ? '0' + num.toString(16)
    : num.toString(16)
}

function fn(r,g,b){
    let Rgba = coo(r)
    let Rgbb = coo(g)
    let Rgbc = coo(b)
    // var Rgba = coo(r)
    // var Rgbb = coo(g)
    // var Rgbc = coo(b)
    var arr = '#' + Rgba + Rgbb + Rgbc
    return arr
}
function fn1(){
    let n1 = _.random(0,255)
    let n2 = _.random(0,255)
    let n3 = _.random(0,255)
    return fn(n1,n2,n3)
}